California Invasive Plant Council

Pittosporum undulatum

Common names: Victorian box

Pittosporum undulatum (Victorian box) is a shrub/tree (family Pittosporaceae) with white flowers and narrow wavy leaves found in the San Francisco Bay area, Channel Islands and coastal ranges of California. It is native to southeastern Australia. It favors forests, woodlands, grasslands, and scrub and chaparral habitat. It spreads via seeds and roots. The sticky seeds are dispersed by birds and mammals.

Cal-IPC Rating: Watch

Cal-IPC Assessment

Plant Risk Assessment - An evaluation of the potential for a plant to be invasive in California.

Weed RIC Management Notes

• Management Notes - Information on management techniques and effectiveness from the University of California Cooperative Extension’s Weed Research & Information Center.

Cal-IPC Newsletter Articles

• Victorian box: an invasive tree spreading in California . Rejmanek, Marcel. Vol 20, Issue 4

Cal-IPC Symposium Presentations

Presentations are linked where available. Where a presentation is not available, find more information by reading the abstract in the Cal-IPC Symposia Archive.

There are no Symposium presentations associated with this species yet.

Other Pittosporum undulatum Information

• CalPhotos - Images of plants taken mostly in California.
• Calflora - See the distribution of this species on Calflora's map of California.
• Jepson Online Interchange for California Flora - Information on taxonomy, biology, and distribution from UC Berkeley's Jepson Herbarium.
• USDA PLANTS Database - Federal database with information on identification and distribution, and links to websites in individual states.